52911913 has 2 divisors, whose sum is σ = 52911914. Its totient is φ = 52911912.

The previous prime is 52911893. The next prime is 52911953. The reversal of 52911913 is 31911925.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52881984 + 29929 = 7272^2 + 173^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52911913 is a prime.

It is not a weakly prime, because it can be changed into another prime (52911953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26455956 + 26455957.

It is an arithmetic number, because the mean of its divisors is an integer number (26455957).

Almost surely, 2^52911913 is an apocalyptic number.

It is an amenable number.

52911913 is a deficient number, since it is larger than the sum of its proper divisors (1).

52911913 is an equidigital number, since it uses as much as digits as its factorization.

52911913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430, while the sum is 31.

The square root of 52911913 is about 7274.0575334541. The cubic root of 52911913 is about 375.4203594333.

It can be divided in two parts, 52911 and 913, that added together give a square (53824 = 232²).

The spelling of 52911913 in words is "fifty-two million, nine hundred eleven thousand, nine hundred thirteen".